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Auto merge of #5806 - nox:splittext, r=Ms2ger
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commit
1b08211a5e
3 changed files with 43 additions and 12 deletions
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@ -3,12 +3,15 @@
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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use dom::bindings::codegen::Bindings::TextBinding::{self, TextMethods};
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use dom::bindings::codegen::Bindings::CharacterDataBinding::CharacterDataMethods;
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use dom::bindings::codegen::Bindings::DocumentBinding::DocumentMethods;
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use dom::bindings::codegen::Bindings::NodeBinding::NodeMethods;
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use dom::bindings::codegen::Bindings::WindowBinding::WindowMethods;
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use dom::bindings::codegen::InheritTypes::{CharacterDataCast, TextDerived};
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use dom::bindings::codegen::InheritTypes::NodeCast;
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use dom::bindings::error::Fallible;
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use dom::bindings::error::{Error, Fallible};
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use dom::bindings::global::GlobalRef;
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use dom::bindings::js::{JSRef, Temporary};
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use dom::bindings::js::{JSRef, OptionalRootable, RootedReference, Temporary};
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use dom::characterdata::{CharacterData, CharacterDataHelpers};
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use dom::document::Document;
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use dom::eventtarget::{EventTarget, EventTargetTypeId};
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@ -46,6 +49,42 @@ impl Text {
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}
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impl<'a> TextMethods for JSRef<'a, Text> {
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// https://dom.spec.whatwg.org/#dom-text-splittextoffset
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fn SplitText(self, offset: u32) -> Fallible<Temporary<Text>> {
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let cdata = CharacterDataCast::from_ref(self);
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// Step 1.
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let length = cdata.Length();
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if offset > length {
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// Step 2.
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return Err(Error::IndexSize);
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}
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// Step 3.
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let count = length - offset;
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// Step 4.
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let new_data = cdata.SubstringData(offset, count).unwrap();
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// Step 5.
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let node = NodeCast::from_ref(self);
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let owner_doc = node.owner_doc().root();
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let new_node = owner_doc.r().CreateTextNode(new_data).root();
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// Step 6.
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let parent = node.parent_node().root();
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if let Some(ref parent) = parent {
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// Step 7.
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parent.r().InsertBefore(NodeCast::from_ref(new_node.r()),
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node.next_sibling().root().r())
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.unwrap();
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// TODO: Ranges.
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}
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// Step 8.
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cdata.DeleteData(offset, count).unwrap();
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if parent.is_none() {
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// Step 9.
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// TODO: Ranges
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}
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// Step 10.
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Ok(Temporary::from_rooted(new_node.r()))
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}
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// https://dom.spec.whatwg.org/#dom-text-wholetext
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fn WholeText(self) -> DOMString {
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let first = NodeCast::from_ref(self).inclusively_preceding_siblings()
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@ -13,6 +13,7 @@
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// https://dom.spec.whatwg.org/#text
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[Constructor(optional DOMString data = "")]
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interface Text : CharacterData {
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//[NewObject] Text splitText(unsigned long offset);
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[NewObject, Throws]
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Text splitText(unsigned long offset);
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readonly attribute DOMString wholeText;
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};
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